Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant string beans in Youngstown can be estimated by checking out the USDA zone info.

Planting Calendar for String beans

Frost tolerance for string beans:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant string beans until after the last frost because they require warm weather.

The earliest that you can plant string beans in Youngstown is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant string beans and expect a good harvest is probably August. Any later than that and your string beans may not have a chance to grow to maturity. Starting your string beans indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Youngstown. You can expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Youngstown is just an average and the actual date of last frost is different every year. Half of the time in Youngstown you get a frost after April 15 so always be ready to cover your string beans if you have a surprise late frost.

USDA Zone Info for Youngstown

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Youngstown

You may be interested in your other planting guides for Youngstown.